<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><br><div>Hi</div><div><br></div><div>We just developing a android app by using the linphone SDK.</div><div>Now we should to develop the audio conference module.</div><div>Could somebody could give us some hint?</div><div>Thanks a lot.</div><div></div><div id="divNeteaseMailCard"></div><br>At 2014-06-10 09:18:53, "Bogdan-Andrei Iancu" &lt;bogdan@opensips.org&gt; wrote:<br> <blockquote id="isReplyContent" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">
  
    
  
  
    <div class="moz-cite-prefix"><tt>Hi,<br>
        <br>
        It looks to me your question has nothing to do with OpenSIPS
        ..... ??<br>
        <br>
        Regards,<br>
      </tt>
      <pre class="moz-signature" cols="72">Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
<a class="moz-txt-link-freetext" href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a></pre>
      On 10.06.2014 05:00, CC wrote:<br>
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    <blockquote cite="mid:7f90a4d.186e6.1468381125b.Coremail.liquidli@163.com" type="cite">
      <div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial">
        <p class="MsoNormal"><span lang="EN-US">Hi, everyone.</span></p>
        <p class="MsoNormal"><span lang="EN-US">Now I try to merge some
            calls into a conference,
            but I have some problems. </span></p>
        <p class="MsoNormal"><span lang="EN-US">The description of the
            problems is as
            flows:</span></p>
        <p class="MsoNormal"><span lang="EN-US">First</span></p>
        <p class="MsoNormal"><span lang="EN-US">In the class which named
            ¡°FriendAdapter.class¡±, when I click the item of the listview
            which contains the
            information of friends, I wrote a method to call the
            selected friend¡¯s sip: ¡±</span><u><span style="font-size:
              10pt; font-family: 'Courier New'; background-color:
              silver; background-position: initial initial;
              background-repeat: initial initial;" lang="EN-US">
              LinphoneManager</span></u><span style="font-size: 10pt;
            font-family: 'Courier New'; background-color: silver;
            background-position: initial initial; background-repeat:
            initial initial;" lang="EN-US">.<i>getInstance</i>().callTo(sipid);</span><span lang="EN-US">¡±.Then in the class which named
            ¡°LinphoneManager.class¡±, I add the
            ¡°addToConference(LinphoneCall)¡± in the method ¡°callTo(String
            address)¡± .</span></p>
        <p class="MsoNormal"><span lang="EN-US">Then, I try to test the
            function.
            Connection can be established, but both the callers cannot
            hear to each other.
            And I make a LOG message in the code to show the size of the
            conference and to
            indicate whether the local user is part of the conference.
            The message shows
            the size of the conference is ¡°1¡± and the indication whether
            the local user is
            part of the conference is ¡°false¡±. But in the doc of
            Linphone, I see this:</span></p>
        <p class="MsoNormal" align="left"><span style="font-family: '£Í£Ó
            ¥´¥·¥Ã¥¯'; background-color: silver; background-position:
            initial initial; background-repeat: initial initial;" lang="EN-US">void
            <b>addToConference</b>(<a moz-do-not-send="true" href="http://www.linphone.org/docs/liblinphone-javadoc/org/linphone/core/LinphoneCall.html" title="interface in org.linphone.core">LinphoneCall</a>&nbsp;call)<o:p></o:p></span></p>
        <p class="MsoNormal" style="margin-left: 36pt;" align="left"><span style="font-family: SimSun; background-color: silver;
            background-position: initial initial; background-repeat:
            initial initial;" lang="EN-US">Merge a call into a
            conference. If this is the first call that enters
            the conference, the virtual conference will be created
            automatically. If the
            local user was actively part of the call (ie not in paused
            state), then the
            local user is automatically entered into the conference. If
            the call was in
            paused state, then it is automatically resumed when entering
            into the
            conference</span><span style="font-family: SimSun;" lang="EN-US">.<o:p></o:p></span></p>
        <p class="MsoNormal" align="left"><span lang="EN-US">But in
            my test result, the local user wasn</span><span style="font-family:&quot;£Í£Ó ¥´¥·¥Ã¥¯&quot;">¡¯</span><span lang="EN-US">t automatically entered into the conference. I
            don</span><span style="font-family:&quot;£Í£Ó ¥´¥·¥Ã¥¯&quot;">¡¯</span><span lang="EN-US">t know why.</span></p>
        <p class="MsoNormal" align="left"><span lang="EN-US">Hope you
            put forward&nbsp;guidance to help me solve the problems, Thank
            you.</span></p>
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